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lines_parse_test.go
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package ubl_test
import (
"strings"
"testing"
ubl "github.com/invopop/gobl.ubl"
"github.com/invopop/gobl/bill"
"github.com/invopop/gobl/catalogues/iso"
"github.com/invopop/gobl/cbc"
"github.com/invopop/gobl/l10n"
"github.com/invopop/gobl/org"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// Define tests for the ParseXMLLines function
func TestParseLines(t *testing.T) {
t.Run("ubl-example1.xml", func(t *testing.T) {
e, err := testParseInvoice("en16931/ubl-example1.xml")
require.NoError(t, err)
inv, ok := e.Extract().(*bill.Invoice)
require.True(t, ok)
lines := inv.Lines
assert.NotNil(t, lines)
assert.Len(t, lines, 20)
line := lines[0]
assert.Equal(t, "PATAT FRITES 10MM 10KG", line.Item.Name)
assert.Equal(t, "2", line.Quantity.String())
assert.Equal(t, org.Unit("item"), line.Item.Unit)
assert.Equal(t, "9.95", line.Item.Price.String())
assert.Equal(t, cbc.Code("VAT"), line.Taxes[0].Category)
assert.Equal(t, "6%", line.Taxes[0].Percent.String())
line = lines[19]
assert.Equal(t, "FRITUUR VET 10 KG RETOUR", line.Item.Name)
assert.Equal(t, "6", line.Quantity.String())
assert.Equal(t, org.Unit("item"), line.Item.Unit)
assert.Equal(t, "18.33", line.Item.Price.String())
assert.Equal(t, cbc.Code("VAT"), line.Taxes[0].Category)
assert.Equal(t, "6%", line.Taxes[0].Percent.String())
})
// Line Charges and Discounts
t.Run("ubl-example2.xml", func(t *testing.T) {
e, err := testParseInvoice("en16931/ubl-example2.xml")
require.NoError(t, err)
inv, ok := e.Extract().(*bill.Invoice)
require.True(t, ok)
lines := inv.Lines
assert.NotNil(t, lines)
assert.Len(t, lines, 5)
// Check the first line
line := lines[0]
assert.Equal(t, "Laptop computer", line.Item.Name)
assert.Equal(t, "2", line.Quantity.String())
assert.Equal(t, "JB007", line.Item.Ref.String())
assert.Equal(t, "Scratch on box", line.Notes[0].Text)
assert.Equal(t, "Processor: Intel Core 2 Duo SU9400 LV (1.4GHz). RAM: 3MB. Screen 1440x900", line.Item.Description)
assert.Equal(t, org.Unit("item"), line.Item.Unit)
assert.Equal(t, l10n.ISOCountryCode("DE"), line.Item.Origin)
assert.Equal(t, "1273.00", line.Item.Price.String())
assert.Equal(t, cbc.Code("VAT"), line.Taxes[0].Category)
assert.Equal(t, "25%", line.Taxes[0].Percent.String())
assert.Len(t, line.Charges, 1)
charge := line.Charges[0]
assert.Equal(t, "12.00", charge.Amount.String())
assert.Equal(t, "Testing", charge.Reason)
assert.Len(t, line.Discounts, 1)
discount := line.Discounts[0]
assert.Equal(t, "12.00", discount.Amount.String())
assert.Equal(t, "Damage", discount.Reason)
assert.Len(t, line.Item.Identities, 3)
assert.Equal(t, cbc.Code("1234567890128"), line.Item.Identities[0].Code)
assert.Equal(t, "0088", line.Item.Identities[0].Ext[iso.ExtKeySchemeID].String())
assert.Equal(t, cbc.Code("12344321"), line.Item.Identities[1].Code)
assert.Equal(t, "ZZZ", line.Item.Identities[1].Label)
assert.Equal(t, cbc.Code("65434568"), line.Item.Identities[2].Code)
assert.Equal(t, "STI", line.Item.Identities[2].Label)
assert.Len(t, line.Item.Meta, 1)
assert.Equal(t, "Black", line.Item.Meta[cbc.Key("color")])
// Check the second line
line = lines[1]
assert.Equal(t, "Returned \"Advanced computing\" book", line.Item.Name)
assert.Equal(t, "-1", line.Quantity.String())
assert.Equal(t, org.Unit("item"), line.Item.Unit)
assert.Equal(t, "3.96", line.Item.Price.String())
assert.Equal(t, cbc.Code("VAT"), line.Taxes[0].Category)
assert.Equal(t, "15%", line.Taxes[0].Percent.String())
})
// Test OrderLineReference parsing
t.Run("partial-invoice.xml with OrderLineReference", func(t *testing.T) {
e, err := testParseInvoice("peppol/partial-invoice.xml")
require.NoError(t, err)
inv, ok := e.Extract().(*bill.Invoice)
require.True(t, ok)
lines := inv.Lines
assert.NotNil(t, lines)
assert.Len(t, lines, 2)
// Check the first line has order reference
line := lines[0]
assert.Equal(t, cbc.Code("123"), line.Order)
// Check the second line has order reference
line = lines[1]
assert.Equal(t, cbc.Code("123"), line.Order)
})
// Test BaseQuantity logic
t.Run("BaseQuantity price calculation", func(t *testing.T) {
e, err := testParseInvoice("peppol/Allowance-example.xml")
require.NoError(t, err)
inv, ok := e.Extract().(*bill.Invoice)
require.True(t, ok)
lines := inv.Lines
assert.NotNil(t, lines)
assert.Len(t, lines, 3)
// Check the second line which has BaseQuantity = 2 and PriceAmount = 200
// Expected unit price should be 200/2 = 100 (precision: 2 + ceil(log10(2)) = 2 + 1 = 3)
line := lines[1]
assert.Equal(t, "100.00", line.Item.Price.String(), "Price should be divided by BaseQuantity (200/2=100)")
// Check the first line which has BaseQuantity = 1 and PriceAmount = 410
// Expected unit price should be 410/1 = 410 (precision: 2 + ceil(log10(1)) = 2 + 0 = 2)
line = lines[0]
assert.Equal(t, "410.00", line.Item.Price.String(), "Price should be divided by BaseQuantity (410/1=410)")
// Test the convert amount from String error handling
data, err := testLoadXML("peppol/Allowance-example.xml")
require.NoError(t, err)
invalidXML := strings.ReplaceAll(string(data), `<cbc:BaseAmount currencyID="EUR">1000</cbc:BaseAmount>`, `<cbc:BaseAmount currencyID="EUR">invalid-amount</cbc:BaseAmount>`)
doc, err := ubl.Parse([]byte(invalidXML))
assert.NoError(t, err)
ui, ok := doc.(*ubl.Invoice)
require.True(t, ok)
_, err = ui.Convert()
assert.Error(t, err)
assert.Contains(t, err.Error(), "invalid major number")
})
}